Haiyuan brand door frames adopt a special seal in the joint part with door so 

as to make it sealed and silent. It is designed as a flexible structure with 

biggest flexible width of two lateral boards regulated to 40mm without 

distorting It is easy to install without any nails, just need to cut the right 

length according to the size and set to the door using the special inflation 

glue.



Models: 

1) MT-100-65 

2) MT-150-65

3) MT-200-65 

4) MT-220-65